1143346 has 4 divisors (see below), whose sum is σ = 1715022. Its totient is φ = 571672.

The previous prime is 1143341. The next prime is 1143347. The reversal of 1143346 is 6433411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6433411 = 887 ⋅7253.

It can be written as a sum of positive squares in only one way, i.e., 950625 + 192721 = 975^2 + 439^2 .

It is not an unprimeable number, because it can be changed into a prime (1143341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285835 + ... + 285838.

2^1143346 is an apocalyptic number.

1143346 is a deficient number, since it is larger than the sum of its proper divisors (571676).

1143346 is an equidigital number, since it uses as much as digits as its factorization.

1143346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571675.

The product of its digits is 864, while the sum is 22.

The square root of 1143346 is about 1069.2735851970. The cubic root of 1143346 is about 104.5664969044.

Adding to 1143346 its reverse (6433411), we get a palindrome (7576757).

The spelling of 1143346 in words is "one million, one hundred forty-three thousand, three hundred forty-six".